Anyone who has ever owned a puppy knows the incredible urge to just stop time and keep your furry baby in his rolly-polly, pudgy-wudgy puppyhood forever. Unfortunately, science has not yet made that possible, so for now we get to reminisce by looking at these adorable before-and-after pictures. Thanks to our Facebook fans for submitting these photos. 


To see our favorite time-lapse video of Dunder the German Shepherd growing from pup to adult in 40 seconds, click here